yager-api/migrations/m230130_220056_redes.php

<?php

use yii\db\Migration;

/**
 * Class m230130_220056_redes
 */
class m230130_220056_redes extends Migration {
  /**
   * {@inheritdoc}
   */
  public function safeUp() {

    $this->createTable('Red', [
      'idEvento' => $this->integer(),
      'key' => $this->string(50),
      'url' => $this->string(500),
      'redSocial' => $this->string(250)
    ]);

    $this->addPrimaryKey('RedPK', 'Red', ['idEvento', 'url']);
    $this->addForeignKey('RedEventoFK', 'Red', 'idEvento', 'Evento', 'id');

    $this->addColumn('Evento', 'ciudad', $this->string(100));

    $this->createTable('EventoAccion', [
      'idEvento' => $this->integer(),
      'accion' => $this->string(10)
    ]);

    $this->addPrimaryKey('EventoAccionPK', 'EventoAccion', ['idEvento', 'accion']);
    $this->addForeignKey('EventoAccionEventoFK', 'EventoAccion', 'idEvento', 'Evento', 'id');

    $this->alterColumn('Usuario', 'email', $this->string(100));
  }

  /**
   * {@inheritdoc}
   */
  public function safeDown() {

    $this->alterColumn('Usuario', 'email', $this->string(100)->notNull());

    $this->dropTable('EventoAccion');

    $this->dropForeignKey('EventoAccionEventoFK', 'EventoAccion');
    $this->dropPrimaryKey('EventoAccionPK', 'EventoAccion');

    $this->dropColumn('Evento', 'ciudad');
    
    $this->dropForeignKey('RedEventoFK', 'Red');
    $this->dropPrimaryKey('RedPK', 'Red');

    $this->dropTable('Red');
  }
}